// Copyright 2016-2019 DutchSec (https://dutchsec.com/)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package services

import (
	"bytes"
	"context"
	"net"
	"testing"
)

func TestEcho(t *testing.T) {
	server, client := net.Pipe()
	defer server.Close()
	defer client.Close()

	c := Echo()
	go c.Handle(context.TODO(), server)

	test := []byte("test")
	if _, err := client.Write(test); err != nil {
		t.Error(err)
	}

	buffer := make([]byte, 255)
	if n, err := client.Read(buffer[:]); err != nil {
		t.Error(err)
	} else {
		buffer = buffer[:n]
	}

	if !bytes.Equal(test, buffer) {
		t.Errorf("Test failed: got %+#v, expected %+#v", buffer, test)
		return
	}
}
